extraventricular

1.MRI showed a large inhomogeneously enhanced tumor in the atrium of the right lateral ventricle with extraventricular invasion of the adjacent brain parenchyma.

我们报告一两岁的孩罹患了脑室脉络丛癌，MRI显示肿瘤在右脑室而往邻近脑质侵犯。